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Explanation of CHECK(LC) or LOWER

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  • Explanation of CHECK(LC) or LOWER

    Could someone explain the purpose of the CHECK(LC) or its equivalent LOWER? I'm trying to understand why someone coded a field this way.

  • #2
    https://www.ibm.com/support/knowledg...mstdfcheck.htm

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    • #3
      Thank you! I suppose it was obvious but my IBM DDS Programming for DDS 6.1 manual did not go into detail.

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